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    <title>Relational Built-In Functions</title>
    <meta name="generator" content="DocBook XSL Stylesheets V1.78.1" />
    <meta name="keywords" content="Relational Built-In Functions" />
  </head>
  <body>
    <div class="refentry">
      <a id="id-1"></a>
      <div class="titlepage"></div>
      <div xmlns="" class="refnamediv">
        <h1>Relational Built-In Functions</h1>
        <p>Click an item in the table below for details about that function.</p>
      </div>
      <div class="refsect1">
        <a id="springboard"></a>
        <h2></h2>
        <div class="informaltable">
          <table border="1">
            <colgroup>
              <col align="left" class="col1" />
              <col align="left" class="col2" />
            </colgroup>
            <tbody>
              <tr>
                <td align="left"><a class="citerefentry" href="isequal.html"><span class="citerefentry"><span class="refentrytitle">isequal</span></span></a>
            </td>
                <td align="left">
              <p>
                Component-wise compare of <code class="varname">x</code> == <code class="varname">y</code>.
              </p>
            </td>
              </tr>
              <tr>
                <td align="left">
              <a class="citerefentry" href="isnotequal.html"><span class="citerefentry"><span class="refentrytitle">isnotequal</span></span></a></td>
                <td align="left">
                  <p>Component-wise compare of <code class="varname">x</code>
            != <code class="varname">y</code>.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="isgreater.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">isgreater</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Component-wise compare of <code class="varname">x</code>
            &gt; <code class="varname">y</code>.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="isgreaterequal.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">isgreaterequal</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Component-wise compare of <code class="varname">x</code> &gt;= <code class="varname">y</code>.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="isless.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">isless</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Component-wise compare of <code class="varname">x</code> &lt; <code class="varname">y</code>.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="islessequal.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">islessequal</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Component-wise compare of <code class="varname">x</code> &lt;= <code class="varname">y</code>.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="islessgreater.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">islessgreater</span>
                    </span>
                  </a>
                </td>
                <td align="left">
              <p>
                Component-wise compare of (<code class="varname">x</code> &lt; <code class="varname">y</code>) ||
                (<code class="varname">x</code> &gt; <code class="varname">y</code>).
              </p>
            </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="isfinite.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">isfinite</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Test for finite value.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="isinf.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">isinf</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Test for positive or negative infinity.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="isnan.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">isnan</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Test for a NaN.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="isnormal.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">isnormal</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Test for a normal value.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="isordered.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">isordered</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Test if arguments are ordered.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="isunordered.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">isunordered</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Test if arguments are unordered.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="signbit.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">signbit</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>Test for sign bit.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="any.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">any</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>1 if MSB in any component of <code class="varname">x</code> is set; else 0.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="any.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">all</span>
                    </span>
                  </a>
                </td>
                <td align="left">
                  <p>1 if MSB in all components of <code class="varname">x</code> is set; else 0.</p>
                </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="bitselect.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">bitselect</span>
                    </span>
                  </a>
                </td>
                <td align="left">
              <p>
                Each bit of result is corresponding bit of <code class="varname">a</code> if corresponding
                bit of <code class="varname">c</code> is 0.
              </p>
            </td>
              </tr>
              <tr>
                <td align="left">
                  <a class="citerefentry" href="select.html">
                    <span class="citerefentry">
                      <span class="refentrytitle">select</span>
                    </span>
                  </a>
                </td>
                <td align="left">
              <p>
                For each component of a vector type, result[<code class="varname">i</code>]
                = if MSB of <code class="varname">c</code>[<code class="varname">i</code>]
                is set ? <code class="varname">b</code>[<code class="varname">i</code>] :
                <code class="varname">a</code>[<code class="varname">i</code>] For scalar type, result =
                <code class="varname">c</code> ? <code class="varname">b</code> : <code class="varname">a</code>.
              </p>
            </td>
              </tr>
            </tbody>
          </table>
        </div>
      </div>
      <div class="refsect1">
        <a id="description"></a>
        <h2>Description</h2>
        <p>
        If an implementation extends this specification to support IEEE-754 flags or
        exceptions, then all built-in relational functions shall proceed without raising the
        <code class="varname">invalid</code> floating-point exception when one or more of the operands
        are NaNs.
      </p>
      </div>
      <div class="refsect1">
        <a id="specification"></a>
        <h2>Specification</h2>
        <p>
            <img src="pdficon_small1.gif" />
            <a href="https://www.khronos.org/registry/cl/specs/opencl-2.0-openclc.pdf#page=89" target="OpenCL Spec">OpenCL Specification</a>
        </p>
      </div>
      <div xmlns="" class="refsect3" lang="en" xml:lang="en"><a xmlns="http://www.w3.org/1999/xhtml" id="Copyright"></a><h4 xmlns="http://www.w3.org/1999/xhtml"></h4><img xmlns="http://www.w3.org/1999/xhtml" src="KhronosLogo.jpg" /><p xmlns="http://www.w3.org/1999/xhtml"></p>Copyright © 2007-2013 The Khronos Group Inc.
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and/or associated documentation files (the
"Materials"), to deal in the Materials without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Materials, and to
permit persons to whom the Materials are furnished to do so, subject to
the condition that this copyright notice and permission notice shall be included
in all copies or substantial portions of the Materials.
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